Answer:
Center is at (0,0)
Step-by-step explanation:
An equation of ellipse in standard form is:

Where center is at point (h,k)
From the equation of
. First, we add 45 both sides:

Convert into the standard form with RHS (Right-Hand Side) equal to 1 by dividing both sides by 45:

Therefore, the center of ellipse is at (0,0) since there are no values of h and k.
Answer:
2.5x + 40 = 1.5x + 50
Step-by-step explanation:
To find how many minutes passed before the water temperature in both beakers are the same, you need to set both of the expressions that show how hot the water in each beaker is to be equal to each other
Answer:
If the geometric shape is classified as a quadrilateral and all angles are equal then each angle as a right angle measuring at 90 degrees.
Step-by-step explanation:
I hope this helps!
6n^-3n-2 i think , have a good day!!